In Hungary, the new Civil Code came into force on 15th March 2014. The fourth book of which (the Family Law Book) contains the rules of family law. these rules of family law have changed in some areas compared to what they were previously. For example, developments have occurred in the field of children’s rights. In the current study the author examines the enforcement of children’s rights guaranteed by the Family Law Book. As a main conclusion of this in-depth analysis, the author states that the new Civil Code ensures greater protection and better enforcement of children’s rights. Namely, the Family Law Book determines the children’s rights in more detail, particularly the right to freedom of opinion, the right to maintaining relationship, and the right to support. In addition, new paradigm changes can be noticed in the Family Law Book which are in connection with the change of parent-and-child relations and the greater consideration of children’s rights and interests.